The Serge Grigoriev / Ballets Russes Archive documents Grigoriev’s decades-long career as régisseur (rehearsal director) for both Diaghilev’s Ballets Russes and for Col. W. de Basil’s Ballets Russes de Monte Carlo. It consists primarily of photographs, photograph albums, and notes and manuscript drafts for Grigoriev’s book S.P. Diaghilev i ego ‘Russkii Balet’ 1909-1929, which was translated into English and published as The Diaghilev Ballet, 1909-1929. The archive also contains Grigoriev’s unpublished manuscript for his work Original’nyi Russkii Balet pod upravleniem Colonel W. De Basil 1932-1952. In addition, the archive includes choreographic notes, programs, additional writings by Grigoriev, clippings, tour information, and drawings.